SOLUTION: if i have an 87 average in math and i want to bring it up to a 90 wat should i get on my next test?

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Question 359434: if i have an 87 average in math and i want to bring it up to a 90 wat should i get on my next test?
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
you want average 90 in 2 tests
so total in 2 tests will be 2*90=180
...
now you have 87
180-87
=93 is required
...
m.ananth@hotmail.ca